What is the standard notice period tenure as per legal stands and where can be specified law enforcement of these standards?

Srinivask
Respected Seniors professional, I would like to know that, what is the standard notice period tenure as per legal stands and where can be specified law enforcement of these standards... Please do let me know.
If you are knowledgeable about any fact, resource or experience related to this topic - please add your views. For articles and copyrighted material please only cite the original source link. Each contribution will make this page a resource useful for everyone. Join To Contribute